<template>
  <div class="wrapper">
    <swiper :options="swiperOption" v-if="showSwiper">
      <!-- slides -->
      <swiper-slide v-for="item of list" :key="item.id">
        <img class="swiper-img" :src="item.imgUrl" alt="">
      </swiper-slide>
      <div class="swiper-pagination"  slot="pagination"></div>
    </swiper>
  </div>

</template>

<script>
  export default {
    name: "HomeSwiper",
    props:{
      list:Array
    },
    data (){
        return{
          swiperOption:{
            pagination:'.swiper-pagination',
            loop:true,
          }
        }
    },
    computed:{
      showSwiper(){
        return this.list.length
      }
    }
  }
</script>

<style lang="stylus" scoped>
  .wrapper >>> .swiper-pagination-bullet-active //样式穿透，不受scoped限制
    background:#fff
  .wrapper
    width: 100%
    height:0
    padding-bottom:31.25%
    overflow:hidden
    .swiper-img
      width:100%
</style>
